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Summary of Contents for Unical EVE 05
- Page 1 CTFS 26 F INSTALLATION USE AND MAINTENANCE 00333590 - 1 edition - 08/2010 English...
- Page 2 Damage and/or injury caused by incorrect installation or use and/or damage and/or injury due to non-observance of the manufacturer’s instructions shall relieve UNICAL from any and all contractual and extracontractual liability. Before installing the boiler, check that the technical data correspond to requirements for its correct use in the system.
- Page 3 Users easy guide REMEMBER: • Periodically check the water pressure into the boiler. • Ascertain to be able to turn OFF the appliance in case of emergency (power, gas and water supply). • Make sure to be familiar with the switching ON and OFF and with the temperature adjusting knobs.
- Page 4 Users easy guide CONTROLS °C ® Display Reset Central heating Manometer Domestic Hot Water push button temperature adjusting temperature adjusting knob knob HOW TO START THE BOILER Swicth ON the boiler through the external switch. Check if a room thermostat or a chronothermostat is fitted and set it on heat request. Winter operation (Central Heating + Domestic Hot Water) Set the Central...
- Page 5 Users easy guide HOW TO SET THE WATER PRESSURE INTO THE SYSTEM The water pressure into the system has to be checked periodically, in order to be sure of the boiler correct operation. The manometer arrow has to be above 0.8/1 bar when the boiler is switched off or in stand-by position.
- Page 6 General info The essential requirements of the Directive regarding electromagnetic compatibility DATA PLATE (Directive 89/336/CEE) CE Marking The essential requirements of the Efficiency Directive (Directive 92/42/CEE) The CE marking documents that the boilers satisfy: The essential requirements of the low voltage Directive (Directive 73/23/CEE) The essential requirements of the Directive regarding gas appliances (Directive 90/396/CEE) ®...
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Page 7: Table Of Contents
General info GAS VALVE LABEL Translation While connecting gas inlet pipe of the boiler to the pipe coming from gas network, it is MANDATORY to insert a TIGHT GASKET, whose dimensions and material must be adequate. Connection is NOT suitable for hemp, te- flon strip or similar materials For your own safety, observe these safety instructions.: WARNING... -
Page 8: Technical Features And Dimensions
Installation info 1 TECHNICAL FEATURES AND DIMENSIONS 1.1 - TECHNICAL FEATURES EVE 05 CTFS 26 F is a wall hung gas boiler • Electronic ignition; • Warning light for: presence of power, re- with built-in atmospheric gas burner, with 26 •... -
Page 9: Hydraulic Circuits
Installation info 1.3 - HYDRAULIC CIRCUIT Flow switch - Cold water filter EVE 05 CTFS 26 F D.H.W. flow restrictor Gas valve D.H.W. temperature sensor Burner nozzles Ionisation/Ignition electrode Burner Bithermal heat exchanger H.L. thermostat Flue gas extractor fan Air/flue coaxial duct... - Page 10 General info 1.4 - OPERATING DATA For the following data: Nozzle - Burner pressure - Diaphragm (where applicable) - Inputs - Gas consumptions refer to pagraph SUITABILITY TO USE OTHER GASES. EVE 05 CTFS 26 F Nominal output 26,07 Minimum output...
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Page 11: Directions For
INSTALLER 2.1 - DIRECTIONS FOR INSTALLER immediately. EVE 05 is a gas boiler which must be instal- Always ensure that an appropriately specialised Please note that we can accept no liability led in accordance with the latest regulations company is entrusted with installation, gas whatsoever for loss or injury resulting from or rules in force. -
Page 12: Positioning The Boiler
Installation info 2.2.2 - POSITIONING THE BOILER MOUNTING JIG FOR BOILER CONNECTIONS 00332145 Every boiler is supplied with special “MOUNT- ING JIG” with which the pipes for connection 00332145 to the system, D.H.W. and gas can be positioned when the hydraulic system is being laid out and before the boiler is installed. -
Page 13: Assembling The Boiler
(TYPE C12 - C32 - C42 - C52 - C62 - C82) through the addition of more openings, opening in the lowest part of a door. The EVE 05 CTFS 24 F - EVE 05 RTFS 24 - This solution is possible only if: provided the addition of the different sec- EVE 05 CTFS 24 are forced draught, room tions is not less than that really needed. - Page 14 Installation info 2.2.5 -SMOKE DISCARGE AND type AIR SUCTION DUCT CONFIGURATION C12, C32, C42, C52, C62, C82 - B22 C12 Boiler designed for connection to ho- rizontal exhaust and suction terminals directly into the atmosphere using coaxial or dual ducts. The distance between the air intake duct and the type flue gas outlet duct must be at least...
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Page 15: Positioning Of Terminals For Type C Boilers
Installation info 2.2.6 - POSITIONING OF either take place through the roof or directly outwards the room they are installed in. The TERMINALS FOR TYPE ‘’C’’ following distances shall be considered for BOILERS terminals proper positioning: Pursuant to the directives of regulations in force, discharge of forced draught boilers can POSITIONING OF TERMINALS FOR "FORCED DRAUGHT"... - Page 16 Installation info 2.2.7 - SMOKE EVACUATION Ø 80 WITH AIR SUCTION Diaphragm FLANGE - Type B22 Ø 42 mm (see par. 2.2.6) Note: For evacuation system with 80 mm dia. and a lenght between 0.5 m and 4 m, it is necessary to introduce a diaphragm Closing cover with of 42 mm dia.
- Page 17 Installation info 2.2.8 - DISCHARGE OF FLUE GAS INTO COAXIAL DUCTS Ø 100/60 mm Ø 100/60 mm Type C12 The minimum length of horizontal coaxial ducts is 0.5 metres. The maximum allowable length of horizontal co-axial ducts is 3 me- tres;...
- Page 18 Installation info DIMENSIONS FOR CONNECTION TO COAXIAL FLUE GAS DUCTS fig. 10 2.2.9 - FLUE GAS DISCHARGE AND AIR SUCTION WITH It is not allowed to position the 2 termi- DUAL DUCTS WITH 80 mm nals in opposite walls, see configuration DIAMETER type C52.
- Page 19 Installation info DIMENSIONS FOR CONNECTION THE AIR INTAKE AND THE FLUE GAS DISCHARGE WITH DUAL DUCTS Ø 80 fig. 12 CONFIGURATIONS FOR SEPARATE PIPES (SUCTION AND OUTLET) Ø 80 Example N.1 Example N.1 Primary air suction from perimeter wall and flue gas discharge on roof.
- Page 20 Installation info Example N.2 Example N.2 Primary air suction from perimeter wall and flue gas discharge from the same outside pe- rimeter wall. It is not allowed to position the 2 termi- nals in opposite walls, Maximum allowable pressure loss: 50 Pa CALCULATION OF PRESSURE LOSSES FOR DISCHARGE AND SUCTION DUCTS...
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Page 21: Connection To The Gas Mains
The hardness of the supply water affects and the configuration of the system. UNICAL shall not be held responsible for the frequency of the cleaning of the heat We recommend that the discharge of the damage caused by non-observance of this exchanger. -
Page 22: Electrical Connection
A (connector A7) unscrew the 4 screws on the panel cover The female faston of the hearting cable The electrical connections of EVE 05 is (CP) and remove the cover. has to be connected on the male faston shown in the clause ‘’WIRING DIAGRAMS’’... -
Page 23: Wiring Diagram
Installation info 2.3 WIRING DIAGRAM 2.3.1 ACTUAL WIRING DIAGRAM IONISATION IGNITION ELECTROD MD – MODULATING COIL DK – MINIMUM WATER PRESSURE SR – C.H. TEMPERATURE SENSOR TA – ROOM THERMOSTAT TF – FLUE GAS SPILLAGE THERMOSTAT TL – HIGH LIMIT THERMOSTAT PV –... -
Page 24: Filling The System
Installation info TABLE OF RESISTANCE VALUES AS A FUNCTION OF THE TEMPERATURE OF THE HEATING SENSOR (SR) AND D.H.W. SENSOR (SS) with a nominal resistance of ten kOhm T°C 32755 31137 29607 28161 26795 25502 24278 23121 22025 20987 20003 19072 18189 17351... -
Page 25: Adjusting The Burner
Adjustment info 2.6 - ADJUSTING THE CHIMNEYSWEEPER OPERATION AT THE MAXI- OPERATION AT THE MINI- BURNER ACTIVATION MUM CAPACITY MUM CAPACITY All the instructions below are for the exclusive use of qualified technicians. °C °C All the boilers leave the factory calibrated and tested. -
Page 26: Modification Of Other Gases
Unical and perform the con- ler alongside the data plate. version and required adjustments for correct preparation of the boiler for use. -
Page 27: Failure Code
Service info 2.8 FAILURE CODES In case of failure the burner is automatically deactivated and the symbol on the display is shown. By pushing the reset button the failure blinking code is shown on the display. Each fault is characterised by a priority level : if different failures are detected at the same time, the code with the highest priority level is shown. - Page 28 Service info 2.10.8 Sanitary sensor (priority 8) Description: Sanitary temperature sensor intervention Possible solution: °C verify the sensor operation and its own connections 2.10.9 Heating sensor (priority 9) Description: Heating temperature sensor intervention °C Possible solution: verify the sensor operation and its own connections 2.10.10 Factory parameters (priority 10) Description: Factory parameters alteration...
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Page 29: Users' Instruction
Service info USERS' INSTRUCTION 3.1 - CONTROL PANEL °C ® fig. 26 Manometer Reset button / chimney sweeper Burner in operation Summer / Winter switch + C.H. tempe- / diagnostics Failure rature control CH mode active Temperature or failure code indication D.H.W. -
Page 30: Switching On/Off
Service info Burner in operation Reset push button Failure symbol This symbol indicates that the In order to restart the boiler The symbol is displayed when the burner is in operation, in CH or when the lockout symbol is boiler detects an operation anomaly DHW mode. -
Page 31: Antifrost Protection
Service info ANTI FROST The anti-freeze protection system, which is PROTECTION above described, can not work when, for any reasons, there is no electricity or gas supply. When the temperature detected by the heat- WARNING! ing sensor is under 2 °C, the boiler's operation This anti-freezing protection is automatically inhibited until the temperatu- does not work when the boiler... - Page 32 46033 casteldario - mantova - italia - tel. 0376/57001 (r.a.) - telefax 0376/660556 The Unical declines every responsibility for the possible inaccuracies if owed to errors of transcript or press. Also reserves the right to bring those changes that it will hold necessary...
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